CN202190382U - Sounding component - Google Patents
Sounding component Download PDFInfo
- Publication number
- CN202190382U CN202190382U CN 201120232540 CN201120232540U CN202190382U CN 202190382 U CN202190382 U CN 202190382U CN 201120232540 CN201120232540 CN 201120232540 CN 201120232540 U CN201120232540 U CN 201120232540U CN 202190382 U CN202190382 U CN 202190382U
- Authority
- CN
- China
- Prior art keywords
- voice coil
- electrically connected
- conducting portion
- shell
- coil loudspeaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 108090000565 Capsid Proteins Proteins 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000001771 impaired effect Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a sounding component which can be electrically connected with an external circuit, and is provided with a shell, a first voice coil contained in the shell and used for receiving a first electric signal, a second voice coil used for receiving a second electric signal, and a circuit board electrically connected with the two voice coils, wherein the shell is provided with a first surface and a second surface arranged on two sides of the shell as well as a step arranged between the first surface and the second surface, the circuit board is provided with a first conduction part fixed on the first surface, a connecting arm extending from the first conduction part and pasted on the shell, a second conduction part extending from the connecting arm and fixed on the step, and a third conduction part connected with the second surface, the first conduction part is electrically connected with the first voice coil, the second conduction part is electrically connected with the second voice coil, and the third conduction part is used for being electrically connected with the external circuit. By adopting the sounding component, the situation that leads of the two voice coils in double magnetic circuits are damaged when being directly and electrically connected with an external power supply carrier due to overlarge length can be prevented, so that the voice coils are protected, and the service life of products is prolonged.
Description
[technical field]
The utility model relates to a kind of acoustical generator, relates in particular to a kind of people of can be applicable to and carries the microphone device in the earphone of use.
[background technology]
Requisite speech ciphering equipment when earphone has become people's routine work, activity, study even rest at present; And play device--the earphone core of main vocal function as its inside; Also more and more receive people's attention; People not only require its tonequality good, third dimension is arranged, also require its stable performance, be difficult for impaired.So, the more appropriate design of the internal structure of this microphone device of earphone core has been become to be worth instantly the problem of research.
The earphone core of correlation technique comprises shell, be contained in two voice coil loudspeaker voice coils that shell and operating frequency have nothing in common with each other; Outer casing bottom is provided with the external circuit board (PCB) into the power supply of earphone core; Two voice coil loudspeaker voice coils are respectively equipped with the lead-in wire that is electrically connected with circuit board; Usually, exist certain space length between voice coil loudspeaker voice coil and the external circuit board, make voice coil leads that very long could directly the connection with circuit board need be set.But voice coil leads is long, will cause its easy fracture and makes the impaired risk of voice coil loudspeaker voice coil, thereby influence the life-span and the performance of earphone.
Therefore, be necessary to propose a kind of new technical scheme and solve the problems referred to above.
[utility model content]
The technical problem that the utility model need solve is to provide a kind of and protects voice coil leads, makes its not novel microphone device of easy fracture.
The utility model is to realize through such technical scheme:
A kind of microphone device; Can be used for being electrically connected to external circuit; It is provided with shell, be contained in the shell and accept first voice coil loudspeaker voice coil of first signal of telecommunication, second voice coil loudspeaker voice coil of accepting second signal of telecommunication, and the wiring board that is electrically connected with two voice coil loudspeaker voice coils; Said shell be provided with the first surface of its both sides and second surface and be located at first surface and second surface between the step of position; Wherein, said wiring board be provided with first conducting portion that is fixed on the first surface, from first conducting portion extend and be covered on the linking arm of shell, from the 3rd conducting portion that linking arm extends and is fixed in second conducting portion on the step and is connected with second surface, said first conducting portion is electrically connected with first voice coil loudspeaker voice coil; Second conducting portion is electrically connected with second voice coil loudspeaker voice coil, and the 3rd conducting portion is in order to be electrically connected with external circuit.
As a kind of improvement of the utility model, said second conducting portion comprises the extended two parts of both side edges symmetry from linking arm.
A kind of improvement as the utility model; Said microphone device also is provided with and is positioned at first weld tabs on the first surface and is positioned at second weld tabs on the step; Said first voice coil loudspeaker voice coil is electrically connected with first conducting portion through first weld tabs, and said second voice coil loudspeaker voice coil is electrically connected with second conducting portion through second weld tabs.
As a kind of improvement of the utility model, said shell comprises that said first surface and step are positioned on the procapsid near the procapsid of first voice coil loudspeaker voice coil, with the procapsid winding and near the back casing of second voice coil loudspeaker voice coil, and said second surface is positioned on the back casing.
As a kind of improvement of the utility model, said procapsid comprises connection box that is connected with back casing and the protecgulum that joins with connection box, and said first surface is positioned on the protecgulum, and said step is positioned on the connection box.
As a kind of improvement of the utility model, said back casing comprises the bonnet that is connected with procapsid and is embedded at the base plate of bonnet that said second surface is positioned on the base plate.
As a kind of improvement of the utility model, said base plate is provided with leak holes.
The utlity model has following advantage: since wiring board be provided with first conducting portion that is fixed on the shell first surface, from first conducting portion extend and be covered on shell linking arm, and extend and be fixed in second conducting portion and the 3rd conducting portion that is connected with second surface on the side step from linking arm; Wherein, First conducting portion is electrically connected with first voice coil loudspeaker voice coil of accepting first signal of telecommunication, and second conducting portion is electrically connected with second voice coil loudspeaker voice coil of accepting second signal of telecommunication.Like this; Just can two voice coil loudspeaker voice coils and external circuit be conducted better through wiring board; Produce the easily broken risk of lead-in wire when having avoided the lead-in wire of two voice coil loudspeaker voice coils directly to be electrically connected, thereby protected voice coil loudspeaker voice coil, effectively improve the useful life and the performance of product with external circuit.
[description of drawings]
Fig. 1 is the positive direction stereogram of the utility model microphone device;
Fig. 2 is the opposite direction stereogram of the utility model microphone device;
Fig. 3 is the three-dimensional exploded view of the utility model microphone device;
Fig. 4 is along the cutaway view of AA among Fig. 1;
Fig. 5 is the sketch map of the wiring board of the utility model microphone device.
[embodiment]
Below in conjunction with accompanying drawing and execution mode the utility model is described further.
The microphone device of the utility model can be applicable to be convenient for people to carry in the earphone of use, and microphone device 10 as depicted in figs. 1 and 2 comprises shell 11, is contained in the vibrational system and the magnetic circuit system of shell 11 and pastes the wiring board 15 on shell 11.
In the present embodiment, shell 11 comprise procapsid 110 and with the back casing 111 of procapsid 110 windings.Wherein, procapsid 110 comprises connection box 113 that is connected with back casing 111 and the protecgulum 114 that is connected with connection box 113, and back casing 111 comprises bonnet 115 that is connected with procapsid 110 and the base plate 116 that is embedded at bonnet 115.Shell 11 be provided with first surface 117 and the second surface 118 that lays respectively at its relative both sides and be located at first surface 117 and second surface 118 between the step 119 of position; In the present embodiment; First surface 117 is positioned on the protecgulum 114; Step 119 is positioned on the connection box 113, and second surface 118 is positioned on the base plate 116.Base plate 116 is provided with leak holes 160.
In the present embodiment, the magnetic circuit system that is adopted is the double magnetic circuit system, please further with reference to Fig. 3 and Fig. 4, and first pole piece 121 and second pole piece 122 that magnetic circuit system 12 comprises the magnet steel 120 that is contained in the shell 11, is connected with magnet steel 120.Wherein, magnet steel 120 is provided with upper surface 201 near protecgulum 114, near the lower surface 202 of bonnet 115 and around the side 203 of upper and lower surfaces, also is provided with first through hole 204 that runs through upper and lower surfaces on the magnet steel 120.First magnetic sheet 210 that first pole piece 121 is provided with that upper surface 201 with magnet steel 120 joins, vertically extending and be provided with and first through hole, 204 corresponding second through holes 212 around the side 203 of magnet steel 120 and magnetic conducting wall 211, the first magnetic sheets 210 central authorities of first magnetic sheet 210 from first magnetic sheet 210.Second magnetic sheet 220 that second pole piece 122 is provided with that lower surface 202 with magnet steel 120 joins, extend the conducting magnetic column 221 of projection near protecgulum 114 directions from the mediad of second magnetic sheet 220.The conducting magnetic column 221 and first through hole 204 and second through hole 212 are connected, and form first magnetic gap 223 with the sidewall of two through hole, form second magnetic gap 224 between the side 203 of magnetic conducting wall 211 and magnet steel 120 and first magnetic sheet 210.
The vibrational system of present embodiment and above-mentioned magnetic circuit system adapt, vibrational system be provided with near procapsid 110 and accept first signal of telecommunication first voice coil loudspeaker voice coil 130, near back casing 111 and accept second signal of telecommunication second voice coil loudspeaker voice coil 131, and link to each other with first voice coil loudspeaker voice coil 130 and be driven by it and first vibrating diaphragm 132 that vibrates with link to each other with second voice coil loudspeaker voice coil 131 and be driven by it and second vibrating diaphragm 133 that vibrates.Wherein, first voice coil loudspeaker voice coil 130 is suspended in first magnetic gap 223, and second voice coil loudspeaker voice coil 131 is suspended in second magnetic gap 224.First voice coil loudspeaker voice coil 130 and second voice coil loudspeaker voice coil 131 are respectively equipped with the lead-in wire of accepting the signal of telecommunication.In the present embodiment, the geometric center of second vibrating diaphragm 133 to its peripheral distance greater than the geometric center of first vibrating diaphragm 132 to its peripheral distance.
In the lump with reference to Fig. 5, wiring board 15 be provided with first conducting portion 150 on the first surface 117 that is fixed in protecgulum 114, from first conducting portion 150 extend and be covered on the outside of shell 11 linking arm 151, extend and be fixed in second conducting portion 152 on the step 119 and be fixed in the 3rd conducting portion 153 of second surface 118 from linking arm 151.Wherein, second conducting portion 152 comprises the extended first 520 of both side edges symmetry and second portion 521 from linking arm 151, and these two parts occupy the both sides of linking arm 151 and are fixed on the step 119; The 3rd conducting portion 153 extends from the extending end bending of linking arm 151.In the utility model, first conducting portion 150 is electrically connected with first voice coil loudspeaker voice coil 130, and second conducting portion 152 is electrically connected with second voice coil loudspeaker voice coil 131, and the 3rd conducting portion 153 conducts with external circuit.
In the present embodiment, shell 11 also is provided with the weld tabs that connects voice coil loudspeaker voice coil and wiring board, and this weld tabs comprises first weld tabs 140 and second weld tabs 141 of injection moulding on step 119 that is positioned on the first surface 117.First voice coil loudspeaker voice coil 130 is electrically connected with first conducting portion 151 through first weld tabs 140, and second voice coil loudspeaker voice coil 131 is electrically connected with second conducting portion 152 through second weld tabs 141.The number of second weld tabs 141 is two and stepped, and it is provided with and is embedded in the first terminal 410 in the connection box 110 and is exposed to second terminal 411 outside the step 119.Wherein, the first terminal 410 of two second weld tabs 141 connects two lead-in wires of second voice coil loudspeaker voice coil 131 respectively, and second terminal 411 of two second weld tabs 141 is electrically connected with two parts of second conducting portion 152 respectively.So; Just can two voice coil loudspeaker voice coils of magnetic circuit system be connected to the externally fed carrier through FPC, and need two voice coil line settings are very not long, thereby protected voice coil line not impaired; Microphone device and external circuit are conducted better, prolong the useful life of product.
Above-described only is the execution mode of the utility model; Should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite that does not break away from the utility model creation design; Can also make improvement, but these all belong to the protection range of the utility model.
Claims (7)
1. microphone device; Can be used for being electrically connected to external circuit; It is provided with shell, be contained in the shell and accept first voice coil loudspeaker voice coil of first signal of telecommunication, second voice coil loudspeaker voice coil of accepting second signal of telecommunication, and the wiring board that is electrically connected with two voice coil loudspeaker voice coils; Said shell be provided with the first surface of its both sides and second surface and be located at first surface and second surface between the step of position; It is characterized in that: the 3rd conducting portion that said wiring board is provided with first conducting portion that is fixed on the first surface, extends and be covered on the linking arm of shell, extends and be fixed in second conducting portion on the step and be connected with second surface from linking arm from first conducting portion; Said first conducting portion is electrically connected with first voice coil loudspeaker voice coil, and second conducting portion is electrically connected with second voice coil loudspeaker voice coil, and the 3rd conducting portion is in order to be electrically connected with external circuit.
2. microphone device according to claim 1 is characterized in that: said second conducting portion comprises the extended two parts of both side edges symmetry from linking arm.
3. microphone device according to claim 2; It is characterized in that: said microphone device also is provided with and is positioned at first weld tabs on the first surface and is positioned at second weld tabs on the step; Said first voice coil loudspeaker voice coil is electrically connected with first conducting portion through first weld tabs, and said second voice coil loudspeaker voice coil is electrically connected with second conducting portion through second weld tabs.
4. according to any described microphone device of claim 1 to 3; It is characterized in that: said shell comprises near the procapsid of first voice coil loudspeaker voice coil, with the procapsid winding and near the back casing of second voice coil loudspeaker voice coil; Said first surface and step are positioned on the procapsid, and said second surface is positioned on the back casing.
5. microphone device according to claim 4 is characterized in that: said procapsid comprises connection box that is connected with back casing and the protecgulum that joins with connection box, and said first surface is positioned on the protecgulum, and said step is positioned on the connection box.
6. microphone device according to claim 4 is characterized in that: said back casing comprises the bonnet that is connected with procapsid and is embedded at the base plate of bonnet that said second surface is positioned on the base plate.
7. microphone device according to claim 6 is characterized in that: said base plate is provided with leak holes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120232540 CN202190382U (en) | 2011-07-04 | 2011-07-04 | Sounding component |
| US13/528,154 US8983111B2 (en) | 2011-07-04 | 2012-06-20 | Speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120232540 CN202190382U (en) | 2011-07-04 | 2011-07-04 | Sounding component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190382U true CN202190382U (en) | 2012-04-11 |
Family
ID=45921813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120232540 Expired - Lifetime CN202190382U (en) | 2011-07-04 | 2011-07-04 | Sounding component |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US8983111B2 (en) |
| CN (1) | CN202190382U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109672948A (en) * | 2018-12-29 | 2019-04-23 | 歌尔股份有限公司 | Microphone device |
| CN113225654A (en) * | 2021-06-07 | 2021-08-06 | 东莞市富新电子有限公司 | A kind of loudspeaker |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102625216B (en) | 2012-03-31 | 2015-01-21 | 歌尔声学股份有限公司 | Micro loudspeaker and electronic device utilizing same |
| KR102185410B1 (en) * | 2014-06-13 | 2020-12-01 | 삼성전자주식회사 | Speaker Unit |
| CN110972041A (en) * | 2018-09-28 | 2020-04-07 | 惠州迪芬尼声学科技股份有限公司 | Single-magnetic double-sound-path coaxial loudspeaker |
| KR102432571B1 (en) * | 2020-11-12 | 2022-08-17 | 주식회사 알머스 | Speaker unit for earphone and earphone having the same |
| CN112423209A (en) * | 2020-12-01 | 2021-02-26 | 东莞市富新电子有限公司 | Coaxial loudspeaker |
| CN217216874U (en) * | 2022-03-04 | 2022-08-16 | 瑞声光电科技(常州)有限公司 | Speaker device and electronic apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002335597A (en) * | 2001-05-09 | 2002-11-22 | Citizen Electronics Co Ltd | Combination speaker |
| JP4111067B2 (en) * | 2003-06-06 | 2008-07-02 | 松下電器産業株式会社 | Speaker and mobile phone device using the same |
| TWM282451U (en) * | 2005-07-29 | 2005-12-01 | Merry Electronics Co Ltd | Structure for reducing working height of amplifier |
-
2011
- 2011-07-04 CN CN 201120232540 patent/CN202190382U/en not_active Expired - Lifetime
-
2012
- 2012-06-20 US US13/528,154 patent/US8983111B2/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109672948A (en) * | 2018-12-29 | 2019-04-23 | 歌尔股份有限公司 | Microphone device |
| CN113225654A (en) * | 2021-06-07 | 2021-08-06 | 东莞市富新电子有限公司 | A kind of loudspeaker |
Also Published As
| Publication number | Publication date |
|---|---|
| US20130011000A1 (en) | 2013-01-10 |
| US8983111B2 (en) | 2015-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202190382U (en) | Sounding component | |
| CN202799128U (en) | Speaker | |
| CN111405431B (en) | Sound production device and loudspeaker box thereof | |
| CN202799106U (en) | Sounder | |
| CN101984677B (en) | Acoustical generator | |
| CN202873044U (en) | Centering disk and loudspeaker using centering disk | |
| CN101984678A (en) | Sound generator | |
| CN205657835U (en) | Micro sound production device | |
| CN201967124U (en) | Electromagnetic loudspeaker | |
| JP2017098930A (en) | Long stroke speaker | |
| CN202435605U (en) | Sounder | |
| CN203691624U (en) | Loudspeaker | |
| CN202652513U (en) | Multifunctional vibrator | |
| CN202551333U (en) | Miniature sounder | |
| CN203206461U (en) | An electro-acoustic device | |
| CN202841505U (en) | Electroacoustic transducer | |
| CN210202086U (en) | Bone conduction vibrator and bone conduction listening device | |
| CN202696870U (en) | Acoustic generator | |
| CN217693701U (en) | Sounding device | |
| WO2024087301A1 (en) | Multifunctional sound production device | |
| CN201893918U (en) | Electromagnetic loudspeaker | |
| CN205596319U (en) | Micro sound production device | |
| CN202435569U (en) | Earphone core | |
| CN202551344U (en) | Bone-conduction microphone | |
| CN202713586U (en) | Sound production device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170508 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: Changzhou Meiou Electronics Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: Changzhou Meiou Electronics Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120411 |